Ankerberg, J., & Weldon, J. (1989). When does life begin?: And 39 other tough questions about abortion. Wolgemuth & Hyatt.
Čikaški stil citiranja (17. izdanje)Ankerberg, John, i John Weldon. When Does Life Begin?: And 39 Other Tough Questions About Abortion. Brentwood, Tenn.: Wolgemuth & Hyatt, 1989.
MLA način citiranja (9. izdanje)Ankerberg, John, i John Weldon. When Does Life Begin?: And 39 Other Tough Questions About Abortion. Wolgemuth & Hyatt, 1989.
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